dridex | 37a129b2db0e133b724195cce147698395427e9733820f701165a8eda1a09e32

Analysis

max time kernel
93s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:28

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General

Target

JaffaCakes118_37a129b2db0e133b724195cce147698395427e9733820f701165a8eda1a09e32.dll
Size

184KB
MD5

00b95d3d146a9852a9682552123a6a98
SHA1

0a2f41da4fe07bd0acf624054ccb8445409ddaf3
SHA256

37a129b2db0e133b724195cce147698395427e9733820f701165a8eda1a09e32
SHA512

1f361048f621c5460274dd688b6f1d7bf8e01c08b047e022abfeff302a38de4aa67f73be7eb4b4ac3ba077ebc16956f43d97cfc36ee7fb0ea7bca136bf0ccb01
SSDEEP

3072:5JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:6fYOX+wTScR/Xzku9LVwvuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4852-1-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr
behavioral2/memory/4852-2-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5012	4852	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 4852	4692	rundll32.exe	83
PID 4692 wrote to memory of 4852	4692	rundll32.exe	83
PID 4692 wrote to memory of 4852	4692	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37a129b2db0e133b724195cce147698395427e9733820f701165a8eda1a09e32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37a129b2db0e133b724195cce147698395427e9733820f701165a8eda1a09e32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 624
    3⤵
    - Program crash
    PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4852 -ip 4852
1⤵
PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4852-0-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download
memory/4852-1-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download
memory/4852-2-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download
memory/4852-3-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download